<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>修改页面</h1>
<div>
  <input type="text" v-model="product.id" placeholder="id" readonly>
  <input type="text" v-model="product.title" placeholder="标题">
  <input type="text" v-model="product.price" placeholder="价格">
  <input type="text" v-model="product.saleCount" placeholder="销量">
  <input type="button" value="修改" @click="update()">
</div>
<script src="js/vue.js"></script>
<script src="js/axios.min.js"></script>
<script>
  let v = new Vue({
    el:"div",
    data:{
      product:{}
    },
    created:function () {
      //通过location.search获取对象的访问地址,在=再获取队形的
      let id = location.search.split("=")[1];

      axios.get("/selectById?id="+id).then(function (response) {
        v.product = response.data;
      })
    },
    methods:{
        update(){
            axios.post("/update",v.product).then(function (response) {
                alert("修改成功！")
                location.href="/list.html"
            })
        }
    }

  })
</script>
</body>
</html>